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Income Per Share - Schedule of Reconciliation of the Numerator and Denominator Used in the Computation of Basic and Diluted Income Per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
|
3 Months Ended |
|
Mar. 31, 2015
|
Mar. 31, 2014
|
| Basic and diluted earnings: |
|
|
| Income from continuing operations |
$ 13,761 |
$ 9,470 |
| Gain on dispositions of assets |
11,336 |
1,722 |
| Less: income attributable to unvested restricted stock |
(209) |
(333) |
| Income used in basic and diluted income per share from continuing operations |
24,888 |
10,859 |
| Income from discontinued operations |
227 |
3,047 |
| Net income attributable to common stockholders used in basic and diluted income per share |
$ 25,115 |
$ 13,906 |
| Basic weighted average shares of common stock outstanding: |
|
|
| Weighted average shares of common stock outstanding (in shares) |
412,195,685 |
370,535,587 |
| Less: unvested weighted average shares of restricted stock (in shares) |
(1,177,790) |
(1,850,645) |
| Weighted average number of shares outstanding used in basic income (loss) per share (in shares) |
411,017,895 |
368,684,942 |
| Dilutive weighted average shares of common stock |
|
|
| Weighted average number of shares of common stock used in dilutive income (loss) per share (in shares) |
411,622,434 |
369,387,638 |
| Dilutive shares (in shares) |
457,283 |
688,348 |
| Unvested shares of restricted stock |
|
|
| Dilutive weighted average shares of common stock |
|
|
| Dilutive shares (in shares) |
457,283 |
688,348 |
| Unvested performance shares |
|
|
| Dilutive weighted average shares of common stock |
|
|
| Dilutive weighted average share of common stock (in shares) |
598,015 |
697,638 |
| Stock options |
|
|
| Dilutive weighted average shares of common stock |
|
|
| Dilutive weighted average share of common stock (in shares) |
6,524 |
5,058 |